Common Eider vs Patagonian mara

Somateria mollissima compared with Dolichotis patagonum

Taxonomic Classification

Rank	Common Eider	Patagonian mara
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Anseriformes (Anseriformes)	Rodentia (Rodents)
Family	Anatidae	Caviidae
Genus	Somateria	Dolichotis
Species	Somateria mollissima	Dolichotis patagonum

Evolutionary Relationship

Common Eider and Patagonian mara share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Common Eider

NT — Near Threatened

Patagonian mara

NT — Near Threatened

Physical Characteristics

Attribute	Common Eider	Patagonian mara
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Common Eider

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found across Europe (5 countries) and North America (United States). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Patagonian mara

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Belgium. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Common Eider

Common Eider (Somateria mollissima) is classified as Near Threatened (NT) on the IUCN Red List. Close to qualifying as threatened, with populations that may become vulnerable without conservation action.

Shared Countries

Both species can be found in 1 countries:

🇧🇪 Belgium